Corbin Russwin CK4451 Grade 2 Entrance or Office Knob Lock

Model: CK4451

About this item
An outstanding combination of value and performance. Ideal for quality residential and light commercial buildings.
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In Stock
 Retail Price:  $303.00
 Our Price:  $172.71
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Corbin Russwin CK4451 Grade 2 Entrance or Office Knob Lock - ANSI F81/82

Deadlocking latchbolt by knob either side, except when turn button locks outside knob. Pushing turn button in locks outside knob, requiring use of key outside to unlock. Turning inside knob unlocks outside knob. Pushing in and turning button locks outside knob, requiring key at all times. Turning inside knob does not unlock outside knob until button is manually turned to unlocked position. Inside knob always free.

Knob: Belmont - BWC, Global - GWC

Corbin Russwin CK4400

 

 

 

 

 

Finishes: 605 - Bright Brass, 612 - Satin Bronze, 613 - Oil Rubbed Bronze, 629 - Bright Stainless, 630 - Satin Stainless

Handing: Field reversible.

Door Thickness: 1-3/8" (35mm) - 1-3/4" (44mm) standard.

Backset: 2-3/4" (70mm) standard. Optional: 2-3/8" (60mm), 3-3/4" (95mm) and 5" (127mm).

Lock Chassis: Steel, zinc dichromated for corrosion resistance.

Front: Wrought brass, bronze, or stainless steel, 2-1/4" (57mm) x 1-1/8" (29mm) standard. Accommodates flat doors and doors beveled 1/8" (3mm) in 2" (51mm).

Latchbolt: Brass or stainless steel, 1/2" (13mm) throw.

Auxiliary Latchbolt: Deadlocking latchbolt prevents manipulation when door is closed.

Strike: Wrought brass, bronze, or stainless steel ANSI curved lip standard, 4-7/8" (124mm) x 1-1/4" (32mm) x 1-1/4" (32mm) lip to center. Optional strikes, lip lengths and ANSI wrought strike box available.

Cylinder: Brass, 6-pin L4 keyway standard.

Keying Features Available: Master keying

Keys: Two nickel silver standard.

Warranty: One-year limited.

Model: Corbin Russwin CK4451, CK4451BWC, CK4451GWC, CK4451BWC630, CK4451GWC605, CK4451GWC612, CK4451GWC613, CK4451GWC629, CK4451GWC630

Specification

Certification/Compliance

ANSI: Meets A156.2 Series 4000, Grade 2.

Federal: Meets FF-H-106C.

UL/ULC: All locks with listed for A label and lesser class single doors, 4' x 8'. Letter F and UL symbol on latch front indicate listing.

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